After several weeks of almost daily embarrassing senior moments on the campaign trail, Joe Biden is somehow improving in the polls. The FiveThirtyEight website’s average now puts him 0.1 per cent ahead of Donald Trump in national surveys — the first time this year he’s lead his rival.

The current president is still behind the former president in nearly all the swing-state polls, his ‘job approval’ numbers continue to worsen, and bookmakers still have Trump as strong favourite to win again in November.